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Choudhury,Bijan
Choudhury,Bijan Associate Professor bijanfbs[at]iitr.ac.in 91-01332-285297
Areas of Interest
  • Biochemical engineering, Biotransformation, Enzyme technology, metabolic modelling, bioenergy
Professional Background
FromToDesignationOrganisation
19991999Executive ScientistCadila Pharmaceuticals Ltd., Ahmedabad
20002005ScientistBirla Institute of Scientific Research, Jaipur
2006On GoingAssistant ProfessorDepartment of Biotechnology, IIT roorkee
20052006LecturerDepartment of Biotechnology, IIT Roorkee
Educational Details
DegreeSubjectUniversityYear
B.TechFood Technology and Biochemical EngineeringJadavpur University1991
M.TechBiochemical engineering and BiotechnologyIIT Delhi1993
PhDBiochemical EngineeringIIT Madras1999
Sponsored Research Projects
TopicFunding AgencyYear
Development of thermostable nitrile metabolizing enzymes for enantio-and regio-selective biotransforDepartment of Biotechnology2005
In-situ production of Trehalose in PropionibacteriaDepartment of Biotechnology, Govt of India2006
Enzymatic desymmetrization of Prochiral dinitrileCSIR, New Delhi2007
Process development for syntheses of heterocyclic hydroxamate and hydrazide compounds using amidaseCSIR2015
Teaching Engagements
TitleCourse CodeClass NameSemester
Enzymology and Enzyme technologyBT602P.G.(including Pre Phd Course)Autumn
Applied MicrobiologyBT514P.G.(including Pre Phd Course)Autumn
Research Scholar Groups
Scholar NameInterest
Vikash Babuenzymatic surface modification of polyacrylonitrile
RohitTrehalose production in Propionibacteria
RohitTrehalose production in Propionibacteria
RohitTrehalose production in Propionibacteria
PHDs Supervised
TopicScholar NameStatus of PHDRegistration Year
Enzymatic surface modification of polyacrylonitrileDr. Vikash babuA1
Refereed Journal Papers
Singh, R., Bhardwaj, N.K., Choudhury, B.Cellulase-assisted refining optimization for saving electrical energy demand and pulp quality evaluation (2015) Journal of Scientific and Industrial Research, 74 (8), pp. 471-475. 
Gupta, M., Aggarwal, S., Navani, N.K., Choudhury, B.Isolation and characterization of a protease-producing novel haloalkaliphilic bacterium Halobiforma sp. strain BNMIITR from Sambhar lake in Rajasthan, India (2014) Annals of Microbiology, 65 (2), pp. 677-686. 

Babu, V., Pasha, S.K., Gupta, G., Majumdar, C.B., Choudhury, B.Enzymatic surface modification of polyacrylonitrile and its copolymers: Effects of polymer surface area and protein adsorption
(2014) Fibers and Polymers, 15 (1), pp. 24-29. 

Agarwal, S., Choudhury, B.Presence of multiple acyltranferases with diverse substrate specificity in Bacillus smithii strain IITR6b2 and characterization of unique acyltransferase with nicotinamide
(2014) Journal of Molecular Catalysis B: Enzymatic, 107, pp. 64-72. 

Singh, R., Bhardwaj, N.K., Choudhury, B. An experimental study of the effect of enzyme-assisted refining on energy consumption and paper properties for mixed hardwood pulp (2014) Appita Journal, 67 (3), pp. 226-231. 

Babu, V., Choudhury, B.Methods of cell lysis and effect of detergents for the recovery of nitrile metabolizing enzyme from Amycolatopsis sp. IITR215 (2013) Journal of Genetic Engineering and Biotechnology, 11 (2), pp. 117-122. 

Agarwal, S., Gupta, M., Choudhury, B.Bioprocess development for nicotinic acid hydroxamate synthesis by acyltransferase activity of Bacillus smithii strain IITR6b2
(2013) Journal of Industrial Microbiology and Biotechnology, 40 (9), pp. 937-946. 

Ruhal, R., Kataria, R., Choudhury, B.Trends in bacterial trehalose metabolism and significant nodes of metabolic pathway in the direction of trehalose accumulation (2013) Microbial Biotechnology, 6 (5), pp. 493-502. 

Agarwal, S., Gupta, M., Choudhury, B. Solvent free biocatalytic synthesis of isoniazid from isonicotinamide using whole cell of Bacillus smithii strain IITR6b2
(2013) Journal of Molecular Catalysis B: Enzymatic, 97, pp. 67-73. 

Ruhal, R., Choudhury, B. Improved trehalose production from biodiesel waste using parent and osmotically sensitive mutant of Propionibacterium freudenreichii subsp. shermanii under aerobic conditions
(2012) Journal of Industrial Microbiology and Biotechnology, 39 (8), pp. 1153-1160. 

Ruhal, R., Choudhury, B. Use of an osmotically sensitive mutant of Propionibacterium freudenreichii subspp. shermanii for the simultaneous productions of organic acids and trehalose from biodiesel waste based crude glycerol (2012) Bioresource Technology, 109, pp. 131-139. 

Ruhal, R., Choudhury, B.Membrane Separation and Design (2012) Handbook of Food Process Design, pp. 769-788. 

Babu, V., Choudhury, B.
Competitive adsorptions of nitrile hydratase and amidase on polyacrylonitrile and its effect on surface modification (2012) Colloids and Surfaces B: Biointerfaces, 89 (1), pp. 277-282. 


Ruhal, R., Aggarwal, S., Choudhury, B.Suitability of crude glycerol obtained from biodiesel waste for the production of trehalose and propionic acid (2011) Green Chemistry, 13 (12), pp. 3492-3498. 


Babu, V., Shilpi, Choudhury, B.Nitrile-metabolizing potential of Amycolatopsis sp. IITR215
(2010) Process Biochemistry, 45 (6), pp. 866-873. 

Nigam, V.K., Khandelwal, A.K., Gothwal, R.K., Mohan, M.K., Choudhury, B., Vidyarthi, A.S., Ghosh, P.
Nitrilase-catalysed conversion of acrylonitrile by free and immobilized cells of Streptomyces sp.
(2009) Journal of Biosciences, 34 (1), pp. 21-26. 


Nigam, V.K., Agarwal, A., Sharma, M., Ghosh, P., Choudhury, B. Bioconversion of 3-cyanopyridine to nicotinic acid by a thermotable nitrilase (2009) Research Journal of Biotechnology, 4 (1), pp. 32-36. 

Khandelwal, A.K., Nigam, V.K., Choudhury, B., Mohan, M.K., Ghosh, P. Optimization of nitrilase production from a new thermophilic isolate (2007) Journal of Chemical Technology and Biotechnology, 82 (7), pp. 646-651. 

Choudhury, B., Chauhan, S., Singh, S.N., Ghosh, P. Production of Xylanase of Bacillus coagulans and its bleaching potential (2006) World Journal of Microbiology and Biotechnology, 22 (3), pp. 283-288. 

Choudhury, B., Swaminathan, T.Lactic acid fermentation in cell-recycle membrane bioreactor
(2006) Applied Biochemistry and Biotechnology, 128 (2), pp. 171-183. 

Choudhury, B., Aggarwal, P., Gothwal, R.K., Mantri, R., Mohan, M.K., Ghosh, P. Biobleaching of nonwoody pulps using xylanase of Bacillus brevis BISR-062 (2006) Applied Biochemistry and Biotechnology, 128 (2), pp. 159-169. 

Chauhan, S., Choudhury, B., Singh, S.N., Ghosh, P.Application of xylanase enzyme of Bacillus coagulans as a prebleaching agent on non-woody pulps (2006) Process Biochemistry, 41 (1), pp. 226-231. 

Choudhury, B., Swaminathan, T. High Cell Density Lactic Acid Fermentation with Cell Recycle Bioreactor
(1998) Journal of Scientific and Industrial Research, 57 (10-11), pp. 595-599. 

Choudhury, B., Basha, A., Swaminathan, T. Study of lactic acid extraction with higher molecular weight aliphatic amines (1998) Journal of Chemical Technology and Biotechnology, 72 (2), pp. 111-116. C

Choudhury, B., Swaminathan, T. Lactic acid extraction with trioctyl amine (1998) Bioprocess Engineering, 19 (4), pp. 317-320.